Cobackwash
[化] 共反萃; 共反萃取; 共反洗
🗣️ 情景例句
one of the best tennis players on the Michigan team--
当年Michigan球队最好的网球选手--
From 4 to 4:30.
四点到四点半。
I meant to tell you yesterday, but you were not in your office.
我原想昨天告诉你的，但你没在办公室。